202143011403 has 4 divisors (see below), whose sum is σ = 269524015208. Its totient is φ = 134762007600.

The previous prime is 202143011383. The next prime is 202143011453. The reversal of 202143011403 is 304110341202.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 202143011403 - 2¹⁶ = 202142945867 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 202143011403.

It is not an unprimeable number, because it can be changed into a prime (202143011453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33690501898 + ... + 33690501903.

It is an arithmetic number, because the mean of its divisors is an integer number (67381003802).

Almost surely, 2^202143011403 is an apocalyptic number.

202143011403 is a deficient number, since it is larger than the sum of its proper divisors (67381003805).

202143011403 is an equidigital number, since it uses as much as digits as its factorization.

202143011403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67381003804.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 202143011403 its reverse (304110341202), we get a palindrome (506253352605).

The spelling of 202143011403 in words is "two hundred two billion, one hundred forty-three million, eleven thousand, four hundred three".